| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] on [v-ing] [art] [noun pl] | 34 |
|
| 2 | [vb pp] on [v-ing] the [noun pl] | 34 |
|
| 3 | spent on [v-ing] [art] [noun pl] | 8 |
|
| 4 | concentrated on [v-ing] [art] [noun pl] | 5 |
|
| 5 | based on [v-ing] [art] [noun pl] | 5 |
|
